. a tactic against terror which has grown 700% under the obama administration. whatever the benefit of the drone strikes, they have created enormous resentment among some here in the region, who view the strikes as another sign of american arrogance. everywhere i travel, from yemen -- >> i think americans, they are not right. th have no right to -- it is our fight. >> reporter: to pakistan. >> you can keep saying, yes, you are hitting the top leadership, but the byproduct of this is anger, anger among people, the innocent people who are getting killed. so, you are just creating more terrorists. >> reporter: now, the man who signs off on the kill list, from a basement office in the white house, john brennan, about to be questioned in front of the world. >> i suggest to you that these targeted strikes are indeed ethical and just. >> reporter: in pakistan alone, there are been more than 300 drone strikes in the last decade. killing thousands of al qaeda and taliban, but more than 300 civilians, as well. a world away, in remote villages, you can hear them. like a distance, muted chain s
